Motorcycle CD70

Motorcycle chain and sproket CD70

1.Materials:    45#steel for Rear Sprockets and 20crmo for Front Sprockets;

Chains: 45mn for plate; 30crmnti for pin; 20#steel for roller; 20mn for bushing;

2.Thickness:   7.1-7.2mm;

3.Color:           black, gold,sliver,red,blue,yellow etc…;

4.Hardness:   58-64hrc;

5.Surface:      zinc coat;

6.Heat treatment:       Carburizing, normalizing, quenching, tempering;

7.Packing:     Chain+poly, bag+color, box+plywood case, or as your request;

8.Main Processing:       Precision machining, cold forging, extrusion pressing;

9.Teeth Profile Processes:       CNC Lathe, Grinding, Hobbing, Shaping,(gear shaper);

10.Riveting (chains):       Four sides riveting;

11.Tension Strength:      20.6KN-24KN;

12.Certificate:         ISO9001:2000;

13.Delivery Time:   25 days after receiving the deposits.